Table 3 Summary of basic clinico-pathological features of extranodal NK/T-cell lymphoma, nasal type of head and neck region
Demographic data (From 31 cases) | Frequency | % |
|---|---|---|
Age | Â | Â |
- Range: 15-74 years | Â | Â |
- Median: 42 years | Â | Â |
- Mean: 45 years (SD 13) | Â | Â |
Sex | Â | Â |
- Male | 23 | 74 |
- Female | 8 | 26 |
- M/F ratio: 2.9 | Â | Â |
Major presenting clinical symptoms* (From 31 cases) | Frequency | % |
Nasal obstruction | 15 | 48 |
Rhinorrhea | 4 | 13 |
Epistaxis | 4 | 13 |
Fever | 3 | 10 |
Dysphagia | 3 | 10 |
Orbital swelling and pain | 2 | 7 |
Blurred vision and headache | 1 | 3 |
Epiphora | 1 | 3 |
Chronic oral ulcer | 1 | 3 |
Palatal mass | 1 | 3 |
Morphologic patterns (From 22 cases) | Frequency | % |
Lymphoma cell size | Â | Â |
- Predominantly small | 0 | 0 |
- Mixed small and medium-sized | 2 | 9 |
- Predominantly medium-sized | 6 | 27 |
- Mixed medium-sized and large | 11 | 50 |
- Predominantly large | 3 | 17 |
- Anaplastic | 0 | 0 |
Angioinvasion | Â | Â |
- Present | 15 | 68 |
- Not identified | 7 | 32 |
Tissue necrosis | Â | Â |
- Present | 21 | 95 |
- Not identified | 1 | 5 |